// axios基础的封装
import  axios from 'axios'
import { ElMessage } from 'element-plus'
import { useUserStore } from '@/stores/user'
import { useRouter } from 'vue-router'
const httpInstance = axios.create({
    baseURL:'http://pcapi-xiaotuxian-front-devtest.itheima.net',
    timeout: 5000
})

//拦截器

// axios请求拦截器
httpInstance.interceptors.request.use(config => {
    // 1. 从pinia获取token数据
    const userStore = useUserStore()
    // 2. 按照后端的要求拼接token数据
    const token = userStore.userInfo.token
    if(token){
        config.headers.Authorization = `Bearer ${token}`
    }
    
    return config
  }, e => Promise.reject(e))
  
// axios响应式拦截器
httpInstance.interceptors.response.use(res => res.data, e => {
    const router = useRouter()
    const userStore = useUserStore()
    // 统一错误提示
    ElMessage({
        type:'warning',
        message:e.response.data.message
    })
    // 401token失效处理
    // 1.清除本地用户数据
    // 2.跳转到登录页
    if(e.response.status === 401){
        userStore.clearUserInfo()
        router.push('/login')
    }
    return Promise.reject(e)
})

// 向外导出
export default httpInstance